Overview

overview

10

Static

static

3

f2ed2d3f31...dN.exe

windows7-x64

10

f2ed2d3f31...dN.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    f2ed2d3f31a52a07eea95932c6cd97cbf6a5c527622f51a139efe941243bc34dN.exe

  • Size

    113KB

  • Sample

    241129-bg88maxmbw

  • MD5

    5f802eb02cdba2f6bca9258d93171520

  • SHA1

    392735ffdc077020d45682e928bfb351214c2f66

  • SHA256

    f2ed2d3f31a52a07eea95932c6cd97cbf6a5c527622f51a139efe941243bc34d

  • SHA512

    0ddb99572ecbedffbf74ed6b9ea8c85b33113b5b16ef0f5d14dcbca67f14ae0b363c85086d5c4041225f6b337ac6dc43fff3464a021396bac1d259be50c9532e

  • SSDEEP

    1536:orp5eznKUlIOp3YjVCguHEvQEbFqVC3woFRKpT4xtKegoxmOBh73vrn:w5eznsjsguGDFqGx8egoxmO3rvj

Score
10/10
njratneufdiscoveryevasionpersistenceprivilege_escalationtrojan

Malware Config

Extracted

Family

njrat

Version

0.7d

Botnet

neuf

C2

doddyfire.linkpc.net:10000

Mutex

e1a87040f2026369a233f9ae76301b7b

Attributes
  • reg_key

    e1a87040f2026369a233f9ae76301b7b

  • splitter

    |'|'|

Targets

    • Target

      f2ed2d3f31a52a07eea95932c6cd97cbf6a5c527622f51a139efe941243bc34dN.exe

    • Size

      113KB

    • MD5

      5f802eb02cdba2f6bca9258d93171520

    • SHA1

      392735ffdc077020d45682e928bfb351214c2f66

    • SHA256

      f2ed2d3f31a52a07eea95932c6cd97cbf6a5c527622f51a139efe941243bc34d

    • SHA512

      0ddb99572ecbedffbf74ed6b9ea8c85b33113b5b16ef0f5d14dcbca67f14ae0b363c85086d5c4041225f6b337ac6dc43fff3464a021396bac1d259be50c9532e

    • SSDEEP

      1536:orp5eznKUlIOp3YjVCguHEvQEbFqVC3woFRKpT4xtKegoxmOBh73vrn:w5eznsjsguGDFqGx8egoxmO3rvj

    Score
    10/10
    njratneufdiscoveryevasionpersistenceprivilege_escalationtrojan

    • Njrat family

      njrat

    • njRAT/Bladabindi

      Widely used RAT written in .NET.

      trojannjrat

    • Modifies Windows Firewall

      evasion

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • Executes dropped EXE

    • Loads dropped DLL

    • Adds Run key to start application

      persistence

    • Suspicious use of SetThreadContext

    behavioral1behavioral2

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Create or Modify System Process

1
T1543

Windows Service

1
T1543.003

Event Triggered Execution

1
T1546

Netsh Helper DLL

1
T1546.007

Privilege Escalation

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Create or Modify System Process

1
T1543

Windows Service

1
T1543.003

Event Triggered Execution

1
T1546

Netsh Helper DLL

1
T1546.007

Defense Evasion

Impair Defenses

1
T1562

Disable or Modify System Firewall

1
T1562.004

Modify Registry

1
T1112

Credential Access

Discovery

Query Registry

1
T1012

System Information Discovery

2
T1082

System Location Discovery

1
T1614

System Language Discovery

1
T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Tasks